Always the same question and youll get probably zillion different answers. I would suggest you dig a bit deeper, look into projects, learn how crypto works and then choose a handful of coins you really believe in
So they have to have a lot of self-control, in order to avoid selling at the first dump, I still think ETH has a lot to offer, especially at this price that is criminally undervalued, so take advantage so you can make a good portfolio.